CVE-2018-14835 Subrion CMS XSS

Medium 5.4 Published Updated

Attackers can inject malicious scripts via unescaped tooltip information in Subrion CMS, potentially leading to session hijacking or code execution.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2018-14835?

CVE-2018-14835 is a medium-severity cross-site scripting vulnerability in n/a, published on 2 Aug 2018. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

Subrion CMS v4.2.1 is vulnerable to Stored XSS because of no escaping added to the tooltip information being displayed in multiple areas.

Weakness: CWE-79

Which versions are affected by CVE-2018-14835?

2 open source packages ship an affected version, including intelliants/subrion. It affects 1 product.

PackageAffectedFixed in
intelliants/subrion PackagistAll versions to 4.2.1None
intelliants/subrion PackagistAll versions to 4.2.1None

Products include Subrion Subrion Cms.

How do I fix CVE-2018-14835?

No fix has been published for CVE-2018-14835 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2018-14835 being exploited?

There is no known exploitation of CVE-2018-14835 in the wild and no public exploit code.

Sources

Also known as GHSA-c8mg-wp7h-f2pf.

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